Steven Cheung lashed out after Donald Trump's Oval Office decor was described as "vulgar."

The Rock and Roll Hall of Fame-bound singer just put the president on blast.

Steven Cheung lashed out after Donald Trump's Oval Office decor was described as "vulgar."

"I was raised to believe that we defeated fascism in World War II and that we would never allow it again in the world," musician Jack White said Wednesday on social media.

The feud began earlier this week when the musician mocked Trump's newly redecorated Oval Office, describing it as 'a vulgar, gold-leafed and gaudy professional wrestler's dressing…